Nitrogen or nitrate or nitrite analyzer

Low Cost, Easy to use kits for testing a wide range of water quality Parameters Continuous gradient color disks provide accurate measurementsâ€â€Âno need to extrapolate†between discrete color blocks Rotate the color wheel to obtain a"

Calibration solutions for field instruments with a nitrate sensor. 500 mL of standard (plastic bottle) is available in 1, 10, and 100 mg/L.

Turn compressed air into ultra-pure nitrogen (up to 99.5%).

Single wavelength colorimeter with reagents and carrying case. Lithium rechargeable battery.

For ultimate inertness, SilcoCan air sampling canisters feature our unique Siltek treatment technology. Even highly active components, at low parts-per-billion concentrations, can be readily sampled and stored without loss.

For ultimate inertness, SilcoCan air sampling canisters feature our unique Siltek treatment technology. Even highly active components, at low parts-per-billion concentrations, can be readily sampled and stored without loss.

Calibration solutions for field instruments with a nitrate sensor. 500 mL of standard (plastic bottle) is available in 1, 10, and 100 mg/L.

EMM w/o Nitrogen (NH4Cl) w/o Glutamate is a minimal defined media used for the growth of Schizosaccharomyces pombe. Molecular Biology Certified Certified Thiamine-free Minimal defined formulation Reagents are tested and chosen for their ability to

Harmonized #: 2843.21.0000 0000 Shelf Life (months): 24 Specific Gravity: 1.02 DOT: Not regulated Appearance: Colorless Physical State: Liquid Flash Point: Not applicable Solubility: Miscible Storage Temperature: Ambient Storage Code: General

Make friends with earthworms, and discover the importance of composting. This kit is a great introduction to the basic concepts of soil science! Investigate healthy plant requirements for proper soil texture, ideal levels of soil pH, and nutrients.

Replacement Module for Nitrate Half-Cell Electrode (9307BNWP).

Nitrification inihibitor, light protected bottle with content 25 ml. Concentration 5 g/l allylthiourea.